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89 changes: 89 additions & 0 deletions
89
.../main/kotlin/io/embrace/android/embracesdk/internal/capture/aei/ApplicationExitInfoExt.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| package io.embrace.android.embracesdk.internal.capture.aei | ||
|
|
||
| import android.app.ApplicationExitInfo | ||
| import android.os.Build.VERSION_CODES | ||
| import androidx.annotation.RequiresApi | ||
| import io.embrace.android.embracesdk.internal.capture.aei.TraceResult.Failure | ||
| import io.embrace.android.embracesdk.internal.capture.aei.TraceResult.Success | ||
| import io.embrace.android.embracesdk.internal.payload.AppExitInfoData | ||
| import io.embrace.android.embracesdk.internal.utils.VersionChecker | ||
| import io.embrace.android.embracesdk.internal.utils.toUTF8String | ||
| import java.io.IOException | ||
| import java.util.regex.Pattern | ||
|
|
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| private val SESSION_ID_PATTERN by lazy { Pattern.compile("^[0-9a-fA-F]{32}\$").toRegex() } | ||
|
|
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| /** | ||
| * Constructs an [AppExitInfoData] object from an [ApplicationExitInfo] object. The trace | ||
| * will be truncated if it is above a certain character limit. If no trace is present, this function | ||
| * will return null as we don't wish to capture this data right now. | ||
| */ | ||
| @RequiresApi(VERSION_CODES.R) | ||
| internal fun ApplicationExitInfo.constructAeiObject( | ||
| versionChecker: VersionChecker, | ||
| charLimit: Int, | ||
| ): AppExitInfoData? { | ||
| val result = readAeiTrace(versionChecker, charLimit) ?: return null | ||
| val sessionId = String(processStateSummary ?: ByteArray(0)) | ||
|
|
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| return AppExitInfoData( | ||
| sessionId = sessionId, | ||
| sessionIdError = getSessionIdValidationError(sessionId), | ||
| importance = importance, | ||
| pss = pss, | ||
| reason = reason, | ||
| rss = rss, | ||
| status = status, | ||
| timestamp = timestamp, | ||
| trace = result.trace, | ||
| description = description, | ||
| traceStatus = result.errMsg, | ||
| ) | ||
| } | ||
|
|
||
| /** | ||
| * Reads an AEI trace as a string and attempts to sanitize/handle exceptions + edge cases. | ||
| */ | ||
| @RequiresApi(VERSION_CODES.R) | ||
| private fun ApplicationExitInfo.readAeiTrace( | ||
| versionChecker: VersionChecker, | ||
| charLimit: Int, | ||
| ): TraceResult? { | ||
| return try { | ||
| val trace = readTraceAsString(versionChecker) ?: return null | ||
|
|
||
| when { | ||
| trace.length > charLimit -> Success(trace.take(charLimit), "Trace was too large, sending truncated trace") | ||
| else -> Success(trace) | ||
| } | ||
| } catch (e: IOException) { | ||
| Failure("ioexception: ${e.message}") | ||
| } catch (e: OutOfMemoryError) { | ||
| Failure("oom: ${e.message}") | ||
| } catch (tr: Throwable) { | ||
| Failure("error: ${tr.message}") | ||
| } | ||
| } | ||
|
|
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| @RequiresApi(VERSION_CODES.R) | ||
| private fun ApplicationExitInfo.readTraceAsString(versionChecker: VersionChecker): String? { | ||
| return if (isNdkProtobufFile(versionChecker)) { | ||
| val bytes = traceInputStream?.buffered()?.readBytes() ?: return null | ||
| bytes.toUTF8String() | ||
| } else { | ||
| traceInputStream?.bufferedReader()?.readText() | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * NDK protobuf files are only available on Android 12 and above for AEI with | ||
| * the REASON_CRASH_NATIVE reason. | ||
| */ | ||
| private fun ApplicationExitInfo.isNdkProtobufFile(versionChecker: VersionChecker): Boolean { | ||
| return versionChecker.isAtLeast(VERSION_CODES.S) && reason == ApplicationExitInfo.REASON_CRASH_NATIVE | ||
| } | ||
|
|
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| private fun getSessionIdValidationError(sid: String): String = when { | ||
| sid.isEmpty() || sid.matches(SESSION_ID_PATTERN) -> "" | ||
| else -> "invalid session ID: $sid" | ||
| } |
6 changes: 6 additions & 0 deletions
6
...eatures/src/main/kotlin/io/embrace/android/embracesdk/internal/capture/aei/TraceResult.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| package io.embrace.android.embracesdk.internal.capture.aei | ||
|
|
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| internal sealed class TraceResult(val trace: String?, val errMsg: String?) { | ||
| class Success(result: String?, errMsg: String? = null) : TraceResult(result, errMsg) | ||
| class Failure(message: String?) : TraceResult(null, message) | ||
| } |
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